Public domain
Astronaut Ricky Arnold at Challenger Center
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
A student shakes a glass of water with an Alka-Seltzer tab in it while conducting an experiment on effervescence, Friday, May 3, 2019 at the Challenger Center in Lanham, MD. NASA astronaut Ricky Arnold helped them carry out the experiment which he also conducted during his 197 day mission onboard the International Space Station (ISS) during Expeditions 55/56. Photo Credit: (NASA/Aubrey Gemignani)
NASA Image and Video Library’s own descriptionSubjects
Credit lineAstronaut Ricky Arnold at Challenger Center. NASA/HQ, 2019-05-03. Public domain. ID: NHQ201905030019.
